Exhibit 32.1

CERTIFICATION OF CHIEF EXECUTIVE OFFICER

PURSUANT TO 18 U.S.C. SECTION 1350,

AS ADOPTED PURSUANT TO SECTION 906 OF THE SARBANES-OXLEY ACT OF 2002

I, Caryn Seidman-Becker, Chief Executive Officer of Clear Secure, Inc. (the “Company”), certify pursuant to Section 906 of the Sarbanes-Oxley Act of 2002, 18 U.S.C. Section 1350, that:

1. The Quarterly Report on Form 10-Q of the Company for the quarter ended June 30, 2023 (the “Report”) fully complies with the requirements of Section 13(a) or 15(d), as applicable, of the Securities Exchange Act of 1934; and

2. The information contained in the Report fairly presents, in all material respects, the financial condition and results of operations of Clear Secure, Inc.

Date:	August 2, 2023	By:	/s/ Caryn Seidman-Becker
			Caryn Seidman-Becker
			Chairman and Chief Executive Officer
			(Principal Executive Officer)